diff --git a/sys/netipsec/ipsec.h b/sys/netipsec/ipsec.h
index 694eb08ae1aa..26d15a973c28 100644
--- a/sys/netipsec/ipsec.h
+++ b/sys/netipsec/ipsec.h
@@ -353,7 +353,7 @@ extern void esp4_ctlinput(int cmd, struct sockaddr *sa, void *);
 extern int ipcomp4_input(struct mbuf **mp, int *offp, int proto);
 extern int ipsec4_common_input(struct mbuf *m, ...);
 extern int ipsec4_common_input_cb(struct mbuf *m, struct secasvar *sav,
-			int skip, int protoff, struct m_tag *mt);
+			int skip, int protoff);
 extern int ipsec4_process_packet(struct mbuf *, struct ipsecrequest *,
 			int, int);
 extern int ipsec_process_done(struct mbuf *, struct ipsecrequest *);
diff --git a/sys/netipsec/ipsec6.h b/sys/netipsec/ipsec6.h
index 5179939a7708..38ac1144cb7e 100644
--- a/sys/netipsec/ipsec6.h
+++ b/sys/netipsec/ipsec6.h
@@ -64,7 +64,7 @@ extern int ipsec6_in_reject(struct mbuf *, struct inpcb *);
 struct m_tag;
 extern int ipsec6_common_input(struct mbuf **mp, int *offp, int proto);
 extern int ipsec6_common_input_cb(struct mbuf *m, struct secasvar *sav,
-			int skip, int protoff, struct m_tag *mt);
+			int skip, int protoff);
 extern void esp6_ctlinput(int, struct sockaddr *, void *);
 extern int ipsec6_process_packet(struct mbuf *, struct ipsecrequest *);
 #endif /*_KERNEL*/
diff --git a/sys/netipsec/ipsec_input.c b/sys/netipsec/ipsec_input.c
index 2c133c797fe7..86cc5b532e8f 100644
--- a/sys/netipsec/ipsec_input.c
+++ b/sys/netipsec/ipsec_input.c
@@ -317,8 +317,8 @@ ipcomp4_input(struct mbuf **mp, int *offp, int proto)
  * the processed packet.
  */
 int
-ipsec4_common_input_cb(struct mbuf *m, struct secasvar *sav,
-			int skip, int protoff, struct m_tag *mt)
+ipsec4_common_input_cb(struct mbuf *m, struct secasvar *sav, int skip,
+    int protoff)
 {
 	int prot, af, sproto, isr_prot;
 	struct ip *ip;
@@ -475,13 +475,9 @@ ipsec4_common_input_cb(struct mbuf *m, struct secasvar *sav,
 
 	/*
 	 * Record what we've done to the packet (under what SA it was
-	 * processed). If we've been passed an mtag, it means the packet
-	 * was already processed by an ethernet/crypto combo card and
-	 * thus has a tag attached with all the right information, but
-	 * with a PACKET_TAG_IPSEC_IN_CRYPTO_DONE as opposed to
-	 * PACKET_TAG_IPSEC_IN_DONE type; in that case, just change the type.
+	 * processed).
 	 */
-	if (mt == NULL && sproto != IPPROTO_IPCOMP) {
+	if (sproto != IPPROTO_IPCOMP) {
 		mtag = m_tag_get(PACKET_TAG_IPSEC_IN_DONE,
 		    sizeof(struct tdb_ident), M_NOWAIT);
 		if (mtag == NULL) {
@@ -500,9 +496,6 @@ ipsec4_common_input_cb(struct mbuf *m, struct secasvar *sav,
 		tdbi->alg_enc = sav->alg_enc;
 
 		m_tag_prepend(m, mtag);
-	} else if (mt != NULL) {
-		mt->m_tag_id = PACKET_TAG_IPSEC_IN_DONE;
-		/* XXX do we need to mark m_flags??? */
 	}
 
 	key_sa_recordxfer(sav, m);		/* record data transfer */
@@ -619,8 +612,8 @@ ipsec6_common_input(struct mbuf **mp, int *offp, int proto)
  * filtering and other sanity checks on the processed packet.
  */
 int
-ipsec6_common_input_cb(struct mbuf *m, struct secasvar *sav, int skip, int protoff,
-    struct m_tag *mt)
+ipsec6_common_input_cb(struct mbuf *m, struct secasvar *sav, int skip,
+    int protoff)
 {
 	int prot, af, sproto;
 	struct ip6_hdr *ip6;
@@ -764,13 +757,9 @@ ipsec6_common_input_cb(struct mbuf *m, struct secasvar *sav, int skip, int proto
 
 	/*
 	 * Record what we've done to the packet (under what SA it was
-	 * processed). If we've been passed an mtag, it means the packet
-	 * was already processed by an ethernet/crypto combo card and
-	 * thus has a tag attached with all the right information, but
-	 * with a PACKET_TAG_IPSEC_IN_CRYPTO_DONE as opposed to
-	 * PACKET_TAG_IPSEC_IN_DONE type; in that case, just change the type.
+	 * processed).
 	 */
-	if (mt == NULL && sproto != IPPROTO_IPCOMP) {
+	if (sproto != IPPROTO_IPCOMP) {
 		mtag = m_tag_get(PACKET_TAG_IPSEC_IN_DONE,
 		    sizeof(struct tdb_ident), M_NOWAIT);
 		if (mtag == NULL) {
@@ -789,10 +778,6 @@ ipsec6_common_input_cb(struct mbuf *m, struct secasvar *sav, int skip, int proto
 		tdbi->alg_enc = sav->alg_enc;
 
 		m_tag_prepend(m, mtag);
-	} else {
-		if (mt != NULL)
-			mt->m_tag_id = PACKET_TAG_IPSEC_IN_DONE;
-		/* XXX do we need to mark m_flags??? */
 	}
 
 	key_sa_recordxfer(sav, m);
diff --git a/sys/netipsec/xform_ah.c b/sys/netipsec/xform_ah.c
index 31ad7e9a0113..292dba2d66d0 100644
--- a/sys/netipsec/xform_ah.c
+++ b/sys/netipsec/xform_ah.c
@@ -812,12 +812,12 @@ ah_input_cb(struct cryptop *crp)
 	switch (saidx->dst.sa.sa_family) {
 #ifdef INET6
 	case AF_INET6:
-		error = ipsec6_common_input_cb(m, sav, skip, protoff, NULL);
+		error = ipsec6_common_input_cb(m, sav, skip, protoff);
 		break;
 #endif
 #ifdef INET
 	case AF_INET:
-		error = ipsec4_common_input_cb(m, sav, skip, protoff, NULL);
+		error = ipsec4_common_input_cb(m, sav, skip, protoff);
 		break;
 #endif
 	default:
diff --git a/sys/netipsec/xform_esp.c b/sys/netipsec/xform_esp.c
index b0c04ab070b7..cc959966fa4b 100644
--- a/sys/netipsec/xform_esp.c
+++ b/sys/netipsec/xform_esp.c
@@ -597,12 +597,12 @@ esp_input_cb(struct cryptop *crp)
 	switch (saidx->dst.sa.sa_family) {
 #ifdef INET6
 	case AF_INET6:
-		error = ipsec6_common_input_cb(m, sav, skip, protoff, NULL);
+		error = ipsec6_common_input_cb(m, sav, skip, protoff);
 		break;
 #endif
 #ifdef INET
 	case AF_INET:
-		error = ipsec4_common_input_cb(m, sav, skip, protoff, NULL);
+		error = ipsec4_common_input_cb(m, sav, skip, protoff);
 		break;
 #endif
 	default:
diff --git a/sys/netipsec/xform_ipcomp.c b/sys/netipsec/xform_ipcomp.c
index 17c4f349fa30..e7035cb63c06 100644
--- a/sys/netipsec/xform_ipcomp.c
+++ b/sys/netipsec/xform_ipcomp.c
@@ -309,12 +309,12 @@ ipcomp_input_cb(struct cryptop *crp)
 	switch (saidx->dst.sa.sa_family) {
 #ifdef INET6
 	case AF_INET6:
-		error = ipsec6_common_input_cb(m, sav, skip, protoff, NULL);
+		error = ipsec6_common_input_cb(m, sav, skip, protoff);
 		break;
 #endif
 #ifdef INET
 	case AF_INET:
-		error = ipsec4_common_input_cb(m, sav, skip, protoff, NULL);
+		error = ipsec4_common_input_cb(m, sav, skip, protoff);
 		break;
 #endif
 	default: